Finding the Fourth Proportional to 252,467,998.20, 378,383,132.70 and 122,796,394.20
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Solution
The fourth proportional to 252,467,998.20, 378,383,132.70 and 122,796,394.20 is: 184,039,500.66
Step by Step Solution
- Step 1: Write the proportion equation
252,467,998.20 : 378,383,132.70 = 122,796,394.20 : x - Step 2: Convert to fraction form
252,467,998.20/378,383,132.70 = 122,796,394.20/x - Step 3: Cross multiply
252,467,998.20x = 378,383,132.70 × 122,796,394.20 - Step 4: Simplify right side
252,467,998.20x = 46,464,084,321,660,112 - Step 5: Solve for x
x = 46,464,084,321,660,112/252,467,998.20 - Step 6: Final answer
x = 184,039,500.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.